Q$3)$ Given below, Fig. $2$ is the circuit of a filter.

a$)$ Name the filter shown in Fig. $2(1$point$)$

b$)$ Calculate the Cut$-$off frequency, $f_c(2$ points$)$

c$)$ Phase angle, $$ and Attenuation $A_v$ at an input signal frequency, $f=1000Hz.(2$ points$)$

c$)$ Compare your answer with the simulation value. $($Hint Perform AC analysis$),(10$ points$)$